Courses for IT-Security Beginner

Hello

I am a software engineer with about 2-3 years of experience and a master's degree in computer science. Therefore I've got knowledge in fields like OS and networks, but unfortunately not much in security. (besides the basics)

My company offers me to fully pay one course in the field of IT Security.

Initially I wanted to take the Comptia Security+ course, but it seems rather too easy. Therefore I thought about taking a course on Udemy or Youtube to …

courses cybersecurity security